Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5828635 | Optical pickup apparatus capable of transferring objective lens in optical axial direction depending on thickness of disc for focusing respectively onto discs with different thicknesses | — | 1998-10-27 |
| 5745304 | Integrated optical pickup system capable of reading optical disks of different thickness | — | 1998-04-28 |
| 5541779 | Optical imaging system | — | 1996-07-30 |
| 5509991 | Method of producing an optical disk having an integrated label layer | — | 1996-04-23 |